示例#1
0
        protected override Value Evaluate(ValueContainer scopes)
        {
            InitExpression.Process(scopes);

            Value lastVal = null;

            while (CondExpression.Process(scopes).IsTrue)
            {
                lastVal = OnExecute.Process(scopes);

                if (lastVal?.IsReturning ?? false)
                {
                    return(lastVal);
                }

                IncrementExpression.Process(scopes);
            }

            return(lastVal);
        }